HNR-50.7 - Hoppin Resevoir North, Attleboro (Cambrian of the United States)

Where: Massachusetts (42.0° N, 71.3° W: paleocoordinates 72.1° S, 63.5° W)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Aldanella attleborensis small shelly zone, Lower Member (Weymouth Formation), Placentian (538.8 - 517.1 Ma)

• Aldanella attleborensis zone

• bed-level stratigraphic resolution

Environment/lithology: lithified, red, argillaceous wackestone

• wacke- to packestone, local grainstone lenses, bright red, argillaceous, slaty

Size class: macrofossils

Collection methods: bulk, chemical

Primary reference: E. Landing. 1988. Lower Cambrian of eastern Massachusetts: stratigraphy and small shelly fossils. Journal of Paleontology 62(5):661-695 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 56829: authorized by Pete Wagner, entered by Pete Wagner on 26.11.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Brachiopoda
  -
Eccentrotheca kanesia Landing et al. 1980
Helcionelloida
 Helcionellida - Helcionellidae
Bemella bella Chen and Zhang 1980
 Pelagiellida - Aldanellidae
Aldanella attleborensis Shaler and Foerste 1888
Watsonella crosbyi
  -
Watsonella crosbyi Grabau 1900
Plinthokonion
  -